Results 31 to 40 of about 873,347 (342)
AIP Advances, 2019 We investigated the application of a less hydrogen-dilute and low gas pressure hollow-anode plasma to fast chemical-vapor deposition of photosensitive hydrogenated microcrystalline silicon (μc-Si:H).
Toshihiro Tabuchi +3 more
doaj +1 more source
Triple Langmuir Probes Measurements of LaB6 Hollow Cathodes Plume
Frontiers in Physics, 2019 Lanthanum hexaboride hollow cathodes represent a viable option for high power Hall effect thruster applications, under development for the next generation of manned and robotic interplanetary missions.
Giulia Becatti +4 more
doaj +1 more source
SITAEL HC1 Low-Current Hollow Cathode
Aerospace, 2020 SITAEL is active in the field of electric propulsion and is involved in the development of different thruster technologies—mainly Hall thrusters (HTs)—of power levels ranging from 100 W up to 20 kW.
Daniela Pedrini +4 more
doaj +1 more source
Coupling plasma plume of a low-power magnetically shielded Hall thruster with a hollow cathode
, 2020 The coupling region of a Hall thruster with a hollow cathode is the region between the cathode and the thruster plume. The characteristics of plasma in that region are complicated and strongly associated with the thruster working conditions and the ...
Guang-Chuan Zhang +5 more
semanticscholar +1 more source
Emission characteristics of laser ablation-hollow cathode glow discharge spectral source
Open Chemistry, 2014 The emission characteristics of a scheme combining laser ablation as sample introduction source and hollow cathode discharge as excitation source are presented.
Karatodorov Stefan +2 more
doaj +1 more source
Hollow cathode life time modelling
, 2008 Hollow Cathodes (HCs) are of primary importance in the field of electric space propulsion, being used as electron sources in ion and Hall-effect thrusters.
Coletti, Michele
core +2 more sources
Aerospace, 2021 LaB6 emitters are commonly used in hollow cathodes that are utilized in electric space propulsion systems. In order to obtain necessary surface current emission densities of 1–10 A/cm2 for cathode operations, LaB6 emitters require temperatures above 1500
Ugur Kokal, Nazli Turan, Murat Celik
doaj +1 more source
International Journal of Electrochemical Science, 2018 The hollow nanostructured Li(Ni1/3Co1/3Mn1/3)O2 (NCM) microspheres with low Li/Ni disorder were fabricated by precursor-template approach and investigated electrochemically as lithium ion batteries (LIBs) cathode. The as-obtained NCM microspheres cathode
Zhenya Kang +3 more
doaj +1 more source
Hollow cathode discharge instability onset in electric thrusters
Journal of Applied PhysicsHollow cathodes are an integral part of ion, and Hall thrusters are used for electric propulsion in deep space missions and in commercial communications satellites.
Audrey P. Scott, D. Goebel
semanticscholar +1 more source
Hybrid Metal-Organic Framework-Derived Dual Active Site Catalysts Enabling Surface-Enriched Cathode and Modified Zinc Anode for Long-Life Zinc-Air Batteries. [PDF]
Adv Sci (Weinh)This work demonstrates the implementation of MOF‐assisted anode and cathode materials for prolonged cycling of zinc‐air batteries with strong redox capability and structural stability. ABSTRACT The surface modification of zinc anodes and the development of effective cathode dual‐functional oxygen electrocatalysts remain of paramount interest for ...
Kumar RS +7 more
europepmc +2 more sources